Set-top box



FIG. 1 is a top plan view of set-top box showing our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front plan view thereof (the rear view being identical); and,

FIG. 6 is an perspective view thereof. 

The ornamental design for set-top box, as shown and described herein. 